Surname Marcial Osvaldo (Marcial Osvaldo 
) , in all the world, is a very rare cognomen. The last name Marcial Osvaldo is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Marcial Osvaldo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marcial Osvaldo | Chile |